MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf342259aa97ade74a84aa400a6eb8c29b791fe5b0e765e47ef1e0d0fd443696. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AveMariaRAT


Vendor detections: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf342259aa97ade74a84aa400a6eb8c29b791fe5b0e765e47ef1e0d0fd443696
SHA3-384 hash: f61e77af374e2439cef8d6eb55a14e6c409af3c0d01aa4291d73e85bbc595905ed3565b1e1d0907f9a49354fd979cd0e
SHA1 hash: 5ae12d0e8266d4ed50fbdbd21aa6f4ba091bdce1
MD5 hash: ff46c86242596192ed410b14aa9e32b0
humanhash: winter-edward-solar-oranges
File name:cf342259aa97ade74a84aa400a6eb8c29b791fe5b0e765e47ef1e0d0fd443696
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'930'998 bytes
First seen:2020-11-10 11:18:51 UTC
Last seen:2024-07-24 21:34:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:dKDODrHTu5xTOEDO8n10S6LMSZHrQAFTGfYXiSV/02A7W2FeDSIGVH/KIDgDgUed:dpuDO2kpMSZH6yKQDbGV6eH8tkt
TLSH 26958EB1F3A984B3E363367DAD0FF56054287D19AF00E65F2BFA2C09A5B75446C26243
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
59
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Asprotect-3
Create hunting rule

Win.Malware.Daqc-6598201-0
Create hunting rule

Win.Malware.Ursu-6793772-0
Create hunting rule

Win.Malware.Ursu-6914171-0
Create hunting rule

Win.Malware.Eclv-9782803-0
Create hunting rule

Win.Malware.Eclv-9782804-0
Create hunting rule

Win.Malware.Eclv-9782973-0
Create hunting rule

Win.Malware.Cryptinject-9785242-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a process with a hidden window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Unauthorized injection to a system process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/529722
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to hide user accounts
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sample uses process hollowing technique
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
Spreads via windows shares (copies files to share folders)
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 313958 Sample: mTfgZUwS0l Startdate: 11/11/2020 Architecture: WINDOWS Score: 100 120 Antivirus detection for dropped file 2->120 122 Antivirus / Scanner detection for submitted sample 2->122 124 Multi AV Scanner detection for submitted file 2->124 126 6 other signatures 2->126 11 mTfgZUwS0l.exe 1 51 2->11         started        14 SyncHost.exe 2->14         started        16 StikyNot.exe 46 2->16         started        18 8 other processes 2->18 process3 dnsIp4 174 Detected unpacking (changes PE section rights) 11->174 176 Detected unpacking (overwrites its own PE header) 11->176 178 Spreads via windows shares (copies files to share folders) 11->178 190 2 other signatures 11->190 21 mTfgZUwS0l.exe 1 3 11->21         started        25 diskperf.exe 5 11->25         started        180 Antivirus detection for dropped file 14->180 182 Machine Learning detection for dropped file 14->182 184 Injects a PE file into a foreign processes 14->184 27 SyncHost.exe 14->27         started        186 Writes to foreign memory regions 16->186 188 Allocates memory in foreign processes 16->188 29 StikyNot.exe 16->29         started        31 diskperf.exe 16->31         started        104 127.0.0.1 unknown unknown 18->104 signatures5 process6 file7 88 C:\Windows\System\explorer.exe, PE32 21->88 dropped 164 Installs a global keyboard hook 21->164 33 explorer.exe 47 21->33         started        90 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 25->90 dropped 92 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 25->92 dropped 94 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 25->94 dropped 96 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 25->96 dropped 37 StikyNot.exe 46 25->37         started        signatures8 process9 file10 84 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 33->84 dropped 86 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 33->86 dropped 128 Antivirus detection for dropped file 33->128 130 Machine Learning detection for dropped file 33->130 132 Injects code into the Windows Explorer (explorer.exe) 33->132 140 3 other signatures 33->140 39 explorer.exe 3 17 33->39         started        44 diskperf.exe 33->44         started        134 Detected unpacking (changes PE section rights) 37->134 136 Detected unpacking (creates a PE file in dynamic memory) 37->136 138 Detected unpacking (overwrites its own PE header) 37->138 142 2 other signatures 37->142 46 StikyNot.exe 2 37->46         started        48 diskperf.exe 37->48         started        signatures11 process12 dnsIp13 106 vccmd03.googlecode.com 39->106 108 vccmd02.googlecode.com 39->108 110 5 other IPs or domains 39->110 98 C:\Windows\System\spoolsv.exe, PE32 39->98 dropped 100 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 39->100 dropped 166 System process connects to network (likely due to code injection or exploit) 39->166 168 Creates an undocumented autostart registry key 39->168 170 Installs a global keyboard hook 39->170 50 spoolsv.exe 46 39->50         started        53 spoolsv.exe 46 39->53         started        55 spoolsv.exe 39->55         started        59 3 other processes 39->59 172 Drops executables to the windows directory (C:\Windows) and starts them 46->172 57 explorer.exe 46->57         started        file14 signatures15 process16 signatures17 144 Antivirus detection for dropped file 50->144 146 Detected unpacking (changes PE section rights) 50->146 148 Detected unpacking (creates a PE file in dynamic memory) 50->148 162 3 other signatures 50->162 61 spoolsv.exe 50->61         started        65 diskperf.exe 50->65         started        150 Spreads via windows shares (copies files to share folders) 53->150 152 Writes to foreign memory regions 53->152 154 Allocates memory in foreign processes 53->154 67 spoolsv.exe 53->67         started        69 diskperf.exe 53->69         started        156 Injects a PE file into a foreign processes 55->156 71 spoolsv.exe 55->71         started        73 diskperf.exe 55->73         started        158 Sample uses process hollowing technique 57->158 160 Drops executables to the windows directory (C:\Windows) and starts them 59->160 75 spoolsv.exe 59->75         started        77 spoolsv.exe 59->77         started        79 diskperf.exe 59->79         started        process18 file19 102 C:\Windows\System\svchost.exe, PE32 61->102 dropped 192 Drops executables to the windows directory (C:\Windows) and starts them 61->192 194 Installs a global keyboard hook 61->194 81 svchost.exe 61->81         started        signatures20 process21 signatures22 112 Antivirus detection for dropped file 81->112 114 Machine Learning detection for dropped file 81->114 116 Spreads via windows shares (copies files to share folders) 81->116 118 2 other signatures 81->118
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf342259aa97ade74a84aa400a6eb8c29b791fe5b0e765e47ef1e0d0fd443696/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 11:22:51 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z42cewnks6w6osuevjaau3vyyknxsh7fwdtwlzd66hqnb7keg2la._file
Verdict:
unknown
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat
Link:
https://tria.ge/reports/201110-7d3d18y71s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Modifies Installed Components in the registry
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
cf342259aa97ade74a84aa400a6eb8c29b791fe5b0e765e47ef1e0d0fd443696
MD5 hash:
ff46c86242596192ed410b14aa9e32b0
SHA1 hash:
5ae12d0e8266d4ed50fbdbd21aa6f4ba091bdce1
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/7fa49e5f-471e-4681-93ad-b6764ef83400/
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:ave_maria_warzone_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Codoso_Gh0st_1
Create hunting rule
Author:Florian Roth
Description:Detects Codoso APT Gh0st Malware
Reference:https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks
Rule name:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:RDPWrap
Create hunting rule
Author:@bartblaze
Description:Identifies RDP Wrapper, sometimes used by attackers to maintain persistence.
Reference:https://github.com/stascorp/rdpwrap
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Delivery method
Other

Comments